Home / 158,478,620.75-237,734,237.25-54,847,644.20

Finding the Fourth Proportional to 158,478,620.75, 237,734,237.25 and 54,847,644.20

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Solution

The fourth proportional to 158,478,620.75, 237,734,237.25 and 54,847,644.20 is: 82,277,109.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,478,620.75 : 237,734,237.25 = 54,847,644.20 : x
  2. Step 2: Convert to fraction form
    158,478,620.75/237,734,237.25 = 54,847,644.20/x
  3. Step 3: Cross multiply
    158,478,620.75x = 237,734,237.25 × 54,847,644.20
  4. Step 4: Simplify right side
    158,478,620.75x = 13,039,162,858,846,388
  5. Step 5: Solve for x
    x = 13,039,162,858,846,388/158,478,620.75
  6. Step 6: Final answer
    x = 82,277,109.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.